"STEM kits"
6 Results
Ward's Science Essentials® Calcite
Calcite is a translucent calcium carbonate mineral, mohs hardness 3.
Expand 1 item
Loading...
Ward's Science Essentials® Graphite
A textbook example of pure crystalline carbon which is extermely soft.
Expand 1 item
Loading...
Ward's Science Essentials® Selenite
Selenite is a Clear gypsum mineral with a moh's hardness of 2.
Expand 1 item
Loading...
Ward's Science Essentials® Milky Quartz
Massive white quartz with a moh's hardness 7.
Expand 1 item
Loading...
Ward's Science Essentials® Hornblende Schist
Metamorphosed rock showing foliation and rich in hornblende.
Expand 1 item
Loading...
Ward's Science Essentials® Gypsum
Massive sedimentary gypsum with a moh's hardness 2..
Expand 1 item
Loading...